Date: Thu, 15 Sep 2005 19:52:15 +0530 From: "Pranav Peshwe" <pranavpeshwe@gmail.com> To: "Luigi Rizzo" <rizzo@icir.org>, <freebsd-hackers@freebsd.org> Subject: Re: IO schedulers in FBSD... Message-ID: <000801c5ba04$b82efd90$0201a8c0@pranav> References: <00bd01c5b9f7$8f629370$0201a8c0@pranav> <20050915060132.A64948@xorpc.icir.org>
next in thread | previous in thread | raw e-mail | index | archive | help
----- Original Message ----- From: "Luigi Rizzo" <rizzo@icir.org> To: "Pranav Peshwe" <pranavpeshwe@gmail.com> Cc: <freebsd-hackers@freebsd.org> Sent: Thursday, September 15, 2005 6:31 PM Subject: Re: IO schedulers in FBSD... > On Thu, Sep 15, 2005 at 06:45:27PM +0530, Pranav Peshwe wrote: > > Hello, > > Which is the I/O scheduler used by FBSD 5.4 ? > > I googled in various ways but could not get an answer. > > it is called FCFSUSIIABPIWCTTOIS, which stands for > First Come First Serve Unless Someone Is In A Better Position > In Which Case The Temporal Order Is Subverted > > also known as the standard one-way elevator taught in all operating > system courses. > > > I do not have access to the source code. > > you do, it is at > > http://www.freebsd.org/cgi/cvsweb.cgi/ > > ready for your perusal. > > cheers > luigi Thank you very much for the name and the source link.Is there any documentation available on this topic(fbsd io schedulers) ? Where is the io scheduler located in the src code tree ? -- I found one more source for browsing the sources. http://fxr.watson.org/ -- TIA. Sincere regards, Pranav --------------------------------------------------------------------------- When I die, I want to die like my friend's grandmother, who died peacefully in her sleep. Not screaming like all the passengers in her car.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?000801c5ba04$b82efd90$0201a8c0>